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School of Mathematical Sciences

Combinatorics Study Group

The Combinatorics Study Group normally meets at 2pm on Fridays in the Maths Seminar Room.  Do check this page in advance of the meeting in case there are any changes.

The current seminar organisers are Felix Fischer, Mark Jerrum, and Viresh Patel.

  • Date
    Room
    Speaker
    Title
  • 02/10/2009 5:30 PM
    M103
    Diane Donovan (Queensland)
    The importance of latin trades in the study of completing partial latin squares
  • 16/10/2009 5:30 PM
    M103
    John Talbot (UCL)
    Triangles in tripartite graphs
  • 23/10/2009 5:30 PM
    M103
    Aidan Roy
    Optimal designs in complex projective space, 1
  • 06/11/2009 4:30 PM
    M103
    Aidan Roy
    Optimal designs in complex projective space, 2
  • 13/11/2009 4:30 PM
    M103
    Thomas Prellberg
    Counting area-weighted Dyck-paths in a slit
  • 27/11/2009 4:30 PM
    M103
    Olof Sisask
    Fourier analysis and approximate structure in additive combinatorics, 1
  • 04/12/2009 4:30 PM
    M103
    Olof Sisask
    Fourier analysis and approximate structure in additive combinatorics, 2
  • 11/12/2009 4:30 PM
    M103
    Raul Mondragon
    Two problems on connectivity of networks
  • 01/01/2014 4:30 PM
    M103
    Viresh Patel (QMUL)
    A domination algorithm for {0,1}-instances of the travelling salesman problem
  • 07/02/2014 4:30 PM
    M103
    Mark Walters (QMUL)
    Fast wins in n-in-a-row games
  • 14/02/2017 4:30 PM
    M103
    Trevor Pinto (QMUL)
    Saturated subgraphs of the hypercube
  • 28/02/2016 4:30 PM
    M103
    Kitty Meeks (QMUL)
    The parameterised complexity of subgraph counting problems
  • 07/03/2014 4:30 PM
    M103
    Neville Ball (QMUL)
    Cops and Robbers on Geometric Graphs
  • 14/03/2014 4:30 PM
    M103
    Tony Guttmann (Melbourne)
    Calculation of the spanning tree constant for three-dimensional lattices
  • 21/03/2014 4:30 PM
    M103
    Donovan Young (QMUL, Physics)
    The distribution of dominoes in the game of memory
  • 13/06/2014 5:30 PM
    M103
    Paul Renteln (California State University)
    Reflection Group Numerology
  • 22/08/2014 4:30 PM
    Maths 103
    Dillon Mayhew (Victoria University of Wellington)
    Characterising representable matroids in two different ways
  • 26/09/2014 4:30 PM
    M103
    Eoin Long (University of Oxford
    Frankl-Rödl type theorems for codes and permutations
  • 03/10/2014 5:30 PM
    M103
    Simon Griffiths (University of Oxford)
    Random Graph Processes
  • 10/10/2014 5:30 PM
    M103
    Dan Kral (University of Warwick)
    Combinatorial limits and their relation to extremal combinatorics and property testing.
  • 17/10/2013 5:30 PM
    M103
    Nick Day (QMUL)
    Saturated graphs of prescribed minimum degree
  • 24/10/2014 5:30 PM
    M103
    Robert Johnson (QMUL)
    Strategy Stealing in Avoidance games
  • 31/10/2014 4:30 PM
    M103
    Olivier Henard (QMUL)
    The random graph near the critical window: a probabilistic review.
  • 04/11/2014 5:00 PM
    4.01, Bancroft Road Teaching Rooms, Mile End Campus, QMUL.
    Peter Cameron (St Andrews)
    Regular Polytopes
  • 11/11/2014 4:30 PM
    M103
    Iain Moffat (RHUL)
    From embedded graphs to delta-matroids.
  • 14/11/2014 4:30 PM
    M103
    Sam Alexander (UCL)
    Biologically Unavoidable Sequences
  • 28/11/2014 4:30 PM
    M103
    Alex Fink (QMUL)
    The Tutte polynomial via algebraic geometry via splines
  • 05/12/2014 4:30 PM
    M103
    Richard Montgomery (University of Cambridge)
    Spanning Trees in Random Graphs
  • 12/12/2014 4:30 PM
    M103
    Bill Jackson (QMUL)
    Generic rigidity of point-line frameworks
  • 23/01/2015 4:30 PM
    M103
    Sean Eberhard (Oxford)
    Commuting probabilities of finite groups
  • 30/01/2015 4:30 PM
    M103
    Marcin Pilipczuk (Warwick)
    Graph Isomorphism in graphs of bounded treewidth.
  • 06/02/2015 4:30 AM
    Adthasit Sinna (QMUL)
    Tutte trails in plane graphs
  • 13/02/2015 4:30 PM
    M103
    Akihiro Higashitani (Kyoto, visiting Imperial)
    Ehrhart polynomials of lattice polytopes
  • 27/02/2015 4:30 PM
    M103
    Bernd Schulze (Lancaster)
    Rigidity of frameworks on expanding spheres
  • 06/03/2015 4:30 PM
    M103
    Trevor Pinto (QMUL)
    Directed Paths in the Cube
  • 13/03/2015 10:13 AM
    M103
    Alan Sokal (New York)
    Coefficientwise total positivity (via continued fractions) for some Hankel matrices of combinatorial polynomials
  • 20/03/2015 4:30 PM
    M103
    Bhargav Narayanan (Cambridge)
    Coalescence on the real line
  • 27/03/2015 4:30 PM
    M103
    Shabnam Beheshti (QMUL)
    Hydrodynamical Solitons, a Combinatorial Perspective
  • 10/04/2015 5:30 PM
    M103
    Benjamin Schröter (Berlin)
    Matroidal Subdivisions, Dressians and Tropical Grassmannians
  • 24/04/2015 5:30 PM
    M103
    Ivan Izmestiev
    Impossible Triangulations
  • 08/05/2015 5:30 PM
    M103
    David Ellis (QMUL)
    The structure of graphs which are locally indistinguishable from a lattice
  • 15/05/2015 5:30 PM
    M103
    Abhishek Methuku (Budapest)
    Forbidden subposets, forbidden matrices, and their connection.
  • 22/05/2015 5:30 PM
    M103
    Katharine Clinch (QMUL)
    Global Rigidity of Direction-Length Frameworks
  • 05/06/2015 5:30 PM
    M103
    Anthony Hilton (Reading and QMUL)
    Some theorems and conjectures about extremal finite set structures
  • 02/10/2015 5:00 PM
    M103 (Mathematical Sciences)
    Madhusudan Manjunath (QMUL)
    Explicit Deformations of Lattice Ideals via Chip Firing Games
  • 09/10/2015 5:00 PM
    M103 (Mathematical Sciences)
    Natasha Morrison (University of Oxford)
    Bootstrap percolation in the hypercube
  • 16/10/2015 5:00 PM
    M103 (Mathematical Sciences)
    Vytautas Gruslys (University of Cambridge)
    Tiling with copies of an arbitrary tile
  • 23/10/2015 5:30 PM
    M103 (Mathematical Sciences)
    Ben Barber (University of Bristol)
    Edge decompositions of graphs
  • 30/10/2015 4:00 PM
    M103 (Mathematical Sciences)
    Agelos Georgakopoulos (University of Warwick)
    Group Walk Random Graphs
  • 06/11/2015 4:00 PM
    M103
    Shoham Letzter (University of Cambridge)
    Eigenvalues of subgraphs of the cube
  • 13/11/2015 4:00 PM
    (No seminar – LMS AGM)
  • 20/11/2015 4:00 PM
    M103
    Luka Milicevic (University of Cambridge)
    Points in almost general position
  • 27/11/2015 4:00 PM
    M103
    David Conlon (University of Oxford)
    Rational exponents in extremal graph theory
  • 30/11/2015 5:00 PM
    M203 (Mathematical Sciences)
    Benny Sudakov (ETH Zurich)
    Two Short Stories in Extremal Combinatorics
  • 04/12/2015 10:59 AM
    M103
    Susama Agarwala (Nottingham)
    Wilson Loop Diagrams and Positroids
  • 11/12/2015 4:00 PM
    M103
    Mark Walters (QMUL)
    Dense Random Geometric Graphs
  • 15/01/2016 4:00 PM
    M103
    Mark Jerrum (QMUL)
    A switch Markov chain for perfect matchings
  • 29/01/2016 4:00 PM
    M103
    Arès Méroueh (Cambridge)
    A LYM inequality for induced posets
  • 12/02/2016 4:00 PM
    M103
    Ben Fairbairn (Birkbeck)
    What lies South of Southend: games and groupoids
  • 19/02/2016 4:00 PM
    M103 (Mathematical Sciences)
    Jan van den Heuvel (LSE)
    Generalised Colouring Numbers of Graphs
  • 26/02/2016 4:00 PM
    M103 (Mathematical Sciences)
    Alex Fink (QMUL)
    Rigidity of matroid realisations
  • 04/03/2016 4:00 PM
    M103
    Gary Greaves (Tohoku University)
    Equiangular lines in Euclidean spaces
  • 11/03/2016 4:00 PM
    M103
    Roger Behrend (Cardiff)
    Diagonally and antidiagonally symmetric alternating sign matrices of odd order
  • 18/03/2016 4:00 PM
    M103 (Mathematical Sciences)
    Sean Eberhard (Oxford)
    Product-free subsets of the alternating group
  • 01/04/2016 4:00 PM
    M103 (Mathematcal Sciences)
    Hakan Guler (QMUL)
    Rigidity of Body-Bar Frameworks
  • 29/04/2016 4:15 PM
    M103
    Paul Balister (University of Memphis)
    The sharp threshold for making squares.
  • 30/09/2016 4:00 PM
    M203
    Georg Loho (Berlin)
    Feasibility of tropical linear inequality systems and applications
  • 07/10/2016 4:00 PM
    M203
    Alina Vdovina (Newcastle)
    Expanders, buildings and surfaces
  • 14/10/2016 4:00 PM
    M203
    Heng Guo (QMUL)
    Random cluster dynamics at q = 2 is rapidly mixing
  • 21/10/2016 4:00 PM
    M203
    Bhargav Narayanan (Cambridge)
    Symmetric Intersecting Families
  • 28/10/2016 4:00 PM
    M203
    Eoin Long (Oxford)
    Counting Hamilton decompositions of oriented graphs
  • 28/10/2016 4:00 PM
    M203
    Eoin Long (Oxford)
    Counting Hamilton decompositions of oriented graphs
  • 11/11/2016 4:00 PM
    M203
    Jason Long (Cambridge)
    Increasing Sequences of Integer Triples
  • 18/11/2016 12:26 PM
    M203
    Enzo Nicosia (QMUL)
    Random Functional Geometric Graphs: Elementary properties and open problems
  • 25/11/2016 12:27 PM
    M203
    Tony Nixon (Lancaster)
    Global rigidity of generic frameworks on surfaces
  • 02/12/2016 12:28 PM
    M203
    Luka Milicevic (Cambridge)
    Decomposing Complete Hypergraphs
  • 09/12/2016 12:30 PM
    M203
    Andrew McDowell (KCL)
    Target sets in degree proportional percolation
  • 13/01/2017 4:00 PM
    M203
    David Ellis (QMUL)
    Subsets of the discrete cube with very small edge boundary
  • 20/01/2017 12:47 PM
    M203
    Arran Hamm (Winthrop)
    On the triangle space of random graphs
  • 27/01/2017 4:00 PM
    M203
    Will Perkins (Birmingham)
    An occupancy approach to bounding graph polynomials
  • 03/02/2017 4:00 PM
    M203
    Mark Jerrum (QMUL)
    Counting list H-colourings in hereditary graph classes
  • 10/02/2017 4:00 PM
    M203
    Jack Bartley (QMUL)
    The emergence of the square of a Hamilton cycle in random geometric graphs
  • 17/02/2017 1:05 PM
    Bancroft Road 3.01
    Leo Liberti (Paris)
    New formulation-based methods in distance geometry
  • 24/02/2017 4:00 PM
    Queen's building W316
    Queen's building W316
    Record breaking Condorcet domains
  • 03/03/2017 4:00 PM
    Queen's building W316
    Anthony Hilton (QMUL)
    Unions and intersections of finite sets
  • 10/03/2017 4:00 PM
    Queen's building W316
    Rhiannon Hall (Brunel)
    On the Characteristic Polynomial for the Spike Matroids
  • 17/03/2017 4:00 PM
    Queen's building W316
    Alan Sokal (NYU and UCL)
    Positivity of some multivariate formal power series arising from fractional powers of determinants
  • 24/03/2017 1:16 PM
    Queen's building W316
    Farbod Shokrieh (Cornell)
    Graphs, potential theory, and algebraic geometry
  • 31/03/2017 4:00 PM
    Queen's building W316
    Tony Guttmann, Melbourne
    Pattern-avoiding permutations and their applications
  • 29/09/2017 4:00 PM
    W316, Queen's Building
    Eoin Long (University of Oxford)
    Forbidden vector-valued intersections
  • 06/10/2017 4:00 PM
    W316, Queen's Building
    Justin Ward (QMUL)
    Improved approximation for K-means in arbitrary dimension
  • 13/10/2017 4:30 PM
    W316, Queen's Building
    Imre Leader (University of Cambridge)
    Decomposing the complete hypergraph
  • 20/10/2017 4:00 PM
    W316, Queen's Building
    Vytautas Gruslys (University of Cambridge)
    Path partitions of regular graphs
  • 27/10/2017 4:00 PM
    Queens Building, W316
    David Conlon (University of Oxford)
    How to build a hypergraph expander
  • 10/11/2017 4:00 PM
    W316, Queeen's Building
    Allan Lo (University of Birmingham)
    Hypergraph F-designs
  • 24/11/2017 4:00 PM
    W316, Queens Building
    Felix Fischer (QMUL)
    TBA
  • 01/12/2017 4:00 PM
    W316, Queen's Building
    Natalie Behague (QMUL)
    TBA
  • 08/12/2017 4:00 PM
    W316, Queen's Building
    Amanda Cameron (QMUL)
    TBA
  • 15/01/2010 4:30 PM
    M103
    Victor Falgas-Rouvry
    Union-closed families of small weight
  • 16/04/2010 5:30 PM
    M103
    Manfred Droste (Leipzig)
    Random constructions of countable abelian p-groups
  • 04/06/2010 5:30 PM
    M103
    Robert Bailey (Regina)
    Generalised covering designs and clique-coverings
  • 02/07/2010 4:00 PM
    M103
    Simeon Ball (UPC Barcelona)
    On large subsets of a finite vector space in which every subset of basis size is a basis
  • 19/11/2010 4:30 PM
    M103
    Andy Drizen
    Generating uniformly distributed random 2-designs with block size 3
  • 04/03/2011 5:00 PM
    M103
    Heidi Gebauer (ETH)
    Game theoretic Ramsey numbers
  • 02/03/2012 4:30 PM
    M103
    Sasha Gnedin
    Block characters of the symmetric groups
  • 23/03/2012 4:00 PM
    M103
    Celia Glass (City) Peter Cameron
    Acyclic orientations of graphs, 1
  • 04/05/2012 5:30 PM
    M103
    Benny Sudakov (UCLA)
    The phase transition in random graphs - a simple proof
  • 01/06/2012 5:30 PM
    M103
    Peter Cameron
    Counting colourings
  • 09/11/2012 4:30 PM
    M103
    Laszlo Vegh (LSE)
    Approximating minimum cost k-node-connected spanning subgraphs
  • 23/11/2012 4:30 PM
    M103
    Fatima Affiff Chaouche (University of Sciences and Technology Houari Boumediene, Algiers)
    Pancyclicity when each cycle must pass exactly k Hamilton cycle chords
  • 18/01/2013 4:30 PM
    M103
    Peter Cameron
    Synchronizing non-uniform maps
  • 15/02/2013 4:30 PM
    M103
    Andrew Treglown
    Yet another talk on perfect matchings in hypergraphs
  • 22/03/2013 5:30 PM
    M103
    Jan Volec
    A problem of Erdos and Sos on 3-graphs
  • 03/05/2013 5:30 PM
    M103
    Jeroen Schillewaert (Imperial College)
    Small maximal partial ovoids in generalized quadrangles
  • 25/10/2013 5:30 PM
    M103
    Peter Cameron
    Combinatorial Yang-Baxter
  • 21/11/2014 4:30 PM
    M103
    Oleg Pikhurko (University of Warwick)
    Measurable circle squaring
  • 23/11/2015 5:00 PM
    M203
    Yufei Zhao (University of Oxford)
    Large deviations in random graphs
  • 22/01/2016 4:00 PM
    M103 (Mathematical Sciences)
    Nick Day (QMUL)
    Colourings with no Short Odd Cycles
  • 05/02/2016 4:00 PM
    M103 (Mathematical Sciences)
    Ginestra Bianconi (QMUL)
    Equilibrium and non-equilibrium models of complex network geometry
  • 03/11/2017 4:00 PM
    W316, Queen's Building
    Hakan Guler (QMUL)
    Rigidity of linearly constrained frameworks
  • 17/11/2017 4:00 PM
    W316, Queens Building
    John Haslegrave (University of Warwick)
    Hamilton spheres in 3-uniform hypergraphs
  • 07/12/2017 4:00 PM
    W316, Queens Building
    Felix Fischer
    Truthful Outcomes from Non-Truthful Position Auctions
  • 01/12/2017 4:00 PM
    316, Queen's Building
    Natalie Behague (QMUL)
    Hypergraph Saturation Irregularities
  • 08/12/2017 4:00 PM
    W316, Queen's Building
    Amanda Cameron (Max Planck Institute, Leipzig)
    An Ehrhart theory generalisation of the Tutte polynomial
  • 12/01/2018 4:00 PM
    Queens' Building, Room W316
    Peter Cameron (St Andrews)
    Equitable partitions of Latin square graphs
  • 19/01/2018 4:00 PM
    Queens' Building, Room W316
    Simon Blackburn (RHUL)
    Private information retrieval
  • 26/01/2018 4:00 PM
    Queens' Building, Room W316
    Natasha Morrison (Cambridge)
    Maximising the number of induced cycles
  • 02/02/2018 4:00 PM
    Queens' Building Room W316
    Robert Johnson (QMUL)
    Voronoi games in the hypercube
  • 09/02/2018 4:00 PM
    Queens' Building, Room W316
    Ivan Tomasic (QMUL)
    Graphons arising from graphs definable over finite fields
  • 16/02/2018 4:00 PM
    Queens' Building, Room W316
    László A. Végh (LSE)
    A Constant-Factor Approximation Algorithm for the Asymmetric Traveling Salesman Problem
  • 23/02/2018 4:00 PM
    Queens' Building, Room W316
    Taoyang Wu (University of East Anglia)
    Distances on Evolutionary (Phylogenetic) Trees: Maximum Parsimony and Tree-width
  • 02/03/2018 4:00 PM
    Queens' Building, Room W316
    Nicholas Day (Umeå University)
    Maker-Breaker percolation games
  • 09/03/2018 4:00 PM
    Queens' Building, Room W316
    Imre Bárány (UCL)
    Theorems of Caratheodory and Tverberg without dimension
  • 23/03/2018 4:00 PM
    Queens' Building, Room E303
    Standa Živný (Oxford)
    Homomorphisms and generalisations seen from both sides
  • 18/05/2018 4:00 PM
    Queens' Building Room W316
    Noam Lifshitz (Bar Ilan University)
    The Junta Method for Hypergraphs
  • 04/05/2018 4:00 PM
    Queens' Building Room W316
    Nick Wormald (Monash)
    The degree sequence of a random graph, and asymptotic enumeration of regular graphs
  • 25/05/2018 4:00 PM
    Queens' Building, Room W316
    István Tomon (EPFL)
    Partitioning the Boolean lattice into long chains
  • 11/05/2018 4:00 PM
    Queens' Building, Room W316
    Rhys Evans (QMUL)
    Neumaier Graphs
  • 01/06/2018 4:00 PM
    Queens' Building, Room W316
    Matt Fayers (QMUL)
    An interesting family of posets
  • 08/06/2018 4:00 PM
    Queens' Building, Room W316
    William Raynaud (QMUL)
    Smallest cyclically covering subspaces of $\mathbb{F}_q^n$
  • 05/10/2018 4:00 PM
    Queens' Building: Room W316
    Eoin Long (Oxford)
    Cycle-complete Ramsey numbers
  • 12/10/2018 4:00 PM
    Queens' Building, Room W316
    Jon Noel (Warwick)
    Supersaturation in Posets
  • 19/10/2018 4:00 PM
    Queens' Building, Room W316
    Hannah Guggiari (Oxford)
    Size reconstructibility of graphs
  • 26/10/2018 4:00 PM
    Queens' Building, Room W316
    David Conlon (Oxford)
    The Ramsey number of books
  • 02/11/2018 4:00 PM
    Queens' Building, Room W316
    Bill Jackson (QMUL)
    Rigidity of Graphs and Frameworks
  • 16/11/2018 4:00 PM
    Queens' Building, Room: W316
    John Talbot (UCL)
    Entropy compression and hypergraph transversals
  • 23/11/2018 4:00 PM
    Queens' Building, Room W316
    Tamas Makai (QMUL)
    Supersaturation Problem for the Bowtie
  • 30/11/2018 4:00 PM
    Queens' Building, Room W316
    Peter J. Cameron (St Andrews)
    Trees, cycles and chocolate bars
  • 07/12/2018 4:00 PM
    Queens' Building, Room W316
    No seminar.
    No seminar.
  • 09/11/2018 3:00 PM
    Queens' Building, Room: W316
    Julia Boettcher (LSE)
    Perfectly packing degenerate graphs with many leaves
  • 09/11/2018 4:00 PM
    Queens' Building, Room: W316
    Katharina Jochemko (KTH, Stockholm)
    Combinatorial Positive Valuations
  • 14/12/2018 4:00 PM
    Queens' Building, Room: W316
    Fiona Skerman (Uppsala)
    Guessing numbers of odd cycles
  • 11/01/2019 4:00 PM
    Queens' Building, Room W316
    Madeline Brandt (Berkeley)
    Computing Berkovich skeleta of curves
  • 18/01/2019 4:00 PM
    Queens' Building, Room W316
    Matthew Jenssen (Oxford)
    Algorithms for #BIS-hard problems on expander graphs
  • 25/01/2019 4:00 PM
    Queens' Building, Room W316
    Teerasak Khoployklang (QMUL)
    The Hamiltonian decomposition of 4-regular connected Cayley graphs
  • 01/02/2019 4:00 PM
    Queens' Building, Room W316
    Carla Groenland (Oxford)
    Intersection sizes of linear subspaces with the hypercube
  • 08/02/2019 4:00 PM
    Queens' Building, Room W316
    Stephen Muirhead (QMUL)
    The band structure of spatial random permutations
  • 15/02/2019 4:00 PM
    Queens' Building, Room W316
    Natalie Behague (QMUL)
    Semi-perfect 1-Factorizations of the Hypercube
  • 01/03/2019 4:00 PM
    Queens' Building, Room W316
    Ben Smith (QMUL)
    Matching Fields and Tropical Matroids
  • 08/03/2019 4:00 PM
    Queens' Building, Room W316
    Amirlan Seksenbayev (QMUL)
    Choosing a Monotone Sequence from a Random Sample in an Online Fashion
  • 15/03/2019 4:00 PM
    Queens' Building, Room W316
    Jorge Alberto Olarte (FU Berlin)
    Tropical linear spaces, Dressians and transversal matroids
  • 29/03/2019 4:00 PM
    Queens' Building, Room W316
    Andrew Lewis-Pye (LSE)
    (CANCELLED) The idemetric property: when most distances are (almost) the same
  • 22/03/2019 4:00 PM
    Queens' Building, Room W316
    Mark Jerrum (QMUL)
    The bases-exchange graph of a matroid: edge expansion and mixing
  • 12/04/2019 4:00 PM
    Queens' Building, Room: W316
    Felipe Rincón (QMUL)
    Tropical Ideals
  • 24/04/2019 4:00 PM
    Queens' Building, Room W316
    James Aaronson (Oxford)
    Cyclically covering subspaces
  • 27/09/2019 2:00 PM
    G.O. Jones Building, Room 410 A&B
    Ben Barber (Bristol)
    The Namer-Claimer game
  • 04/10/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Oliver Janzer (Cambridge)
    The extremal number of subdivisions
  • 11/10/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Bill Jackson (QMUL)
    Abstract 3-Rigidity
  • 18/10/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Yani Pehova (Warwick)
    Packing Hamilton cycles in bipartite directed graphs
  • 25/10/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Maryam Sharifzadeh (Warwick)
    Asymptotic Structure for the Clique Density Theorem
  • 01/11/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Robert Johnson (QMUL)
    Correlation for permutations
  • 08/11/2019 2:00 PM
    Mathematical Sciences Building, Room: MB-503
    Richard Montgomery (Birmingham)
    Spanning cycles in random directed graphs
  • 22/11/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Frederik Mallmann-Trenn (KCL)
    Hierarchical Clustering: Objective Functions and Algorithms
  • 07/02/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Andrew Lewis-Pye (LSE)
    The idemetric property: when most distances are (almost) the same
  • 06/12/2019 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Alexey Pokrovskiy (Birkbeck)
    Halfway to Rota's basis conjecture
  • 13/12/2019 2:00 PM
    Graduate Centre, GC222
    Torsten Mütze (Warwick)
    Combinatorial generation via permutation languages
  • 24/01/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    David Ellis (Bristol)
    Families of permutations with a forbidden intersection
  • 31/01/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Matthias Beck (SF State/FU Berlin)
    Lonely runner polyhedra
  • 14/02/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Anthony Hilton (Reading)
    Bounds related to the edge-list chromatic and total chromatic numbers of a simple graph
  • 21/02/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Louis Theran (St Andrews)
    (CANCELLED)
  • 28/02/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Jozef Skokan (LSE)
    Decomposing tournaments into paths
  • 13/03/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Shoham Letzter (Cambridge)
    (CANCELLED)
  • 20/03/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Victor Verdugo (LSE)
    (CANCELLED)
  • 17/01/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Nick Wormald (Monash University)
    Fast uniform generation of regular graphs and contingency tables
  • 27/03/2020 2:00 PM
    Mathematical Sciences Building, Room MB-503
    Nicola Durante (Napoli)
    (CANCELLED)
  • 03/03/2020 12:00 PM
    Mathematical Sciences Building, Room MB-503
    Igor Pak (UCLA and IML)
    Counting standard Young tableaux
  • 25/09/2020 2:00 PM
    online via Zoom
    Marthe Bonamy (Bordeaux)
    Graph recolouring
  • 02/10/2020 2:00 PM
    online via Zoom
    Julian Sahasrabudhe (Cambridge)
    Random polynomials - roots near the unit circle
  • 09/10/2020 2:00 PM
    online via Zoom
    Ioannis Caragiannis (Aarhus)
    Impartial selection, additive approximation guarantees, and priors
  • 16/10/2020 2:00 PM
    online via Zoom
    Shoham Letzter (UCL)
    An improvement on Łuczak's connected matchings method
  • 20/11/2020 2:00 PM
    online via Zoom
    Louis Theran (St Andrews)
    Unlabelled rigidity problems
  • 30/10/2020 2:00 PM
    online via Zoom
    Ross Kang (Nijmegen)
    Global graph structure derived from local sparsity
  • 13/11/2020 2:00 PM
    online via Zoom
    Kitty Meeks (Glasgow)
    Reducing Reachability in Temporal Graphs
  • 04/12/2020 2:00 PM
    online via Zoom
    Heng Guo (Edinburgh)
    Markov chain algorithms for bounded degree k-Sat
  • 11/12/2020 2:00 PM
    online via Zoom
    Victor Verdugo (Universidad de O'Higgins)
    Apportionment Mechanisms in the Presence of Types and Parity Constraints
  • 27/11/2020 2:00 PM
    online via Zoom
    Justin Ward (QMUL)
    Multi-pass streaming algorithms for submodular maximisation
  • 29/01/2021 2:00 PM
    online via Zoom
    Maya Stein (U Chile)
    Dirac-type conditions for embedding hypertrees
  • 05/02/2021 2:00 PM
    online via Zoom
    Nicole Megow (Bremen)
    (Cancelled)
  • 12/02/2021 2:00 PM
    online via Zoom
    Viresh Patel (Amsterdam)
    Algorithmic extensions of the Bollobás-Häggkvist  conjecture  
  • 19/02/2021 2:00 PM
    online via Zoom
    Gal Kronenberg (Oxford)
    The maximum length of K_r-Bootstrap Percolation
  • 26/02/2021 2:00 PM
    online via Zoom
    Tom Hutchcroft (Cambridge)
    Supercritical percolation on finite transitive graphs.
  • 05/03/2021 2:00 PM
    online via Zoom
    Tyler Helmuth (Durham)
    Random unrooted spanning forests
  • 09/04/2021 9:00 AM
    online via Zoom
    Anita Liebenau (UNSW)
    Two approximate versions of Jackson’s conjecture
  • 26/03/2021 2:00 PM
    online via Zoom
    Dudley Stark (QMUL)
    The component counts of random injections
  • 19/03/2021 2:00 PM
    online via Zoom
    Matt Fayers (QMUL)
    The Mullineux map
  • 16/04/2021 2:00 PM
    online via Zoom
    Andrew Treglown (Birmingham)
    Extremal problems for multigraphs
  • 08/10/2021 2:00 PM
    MB-503 + online via Zoom
    Ben Smith (Manchester)
    Constructing auction valuations from matroids
  • 26/11/2021 2:00 PM
    online via Zoom
    Victor Falgas Ravry (Umeå)
    Bridg-it revisited: Maker-Breaker percolation games
  • 22/10/2021 2:00 PM
    MB-503 + online via Zoom
    Natalie Behague (Ryerson)
    Subgraphs in semi-random graphs (and hypergraphs)
  • 29/10/2021 2:00 PM
    online via Zoom
    Fatemeh Mohammadi (Ghent)
    Matroid stratifications of hypergraph varieties and their realization spaces.
  • 10/12/2021 2:00 PM
    online via Zoom
    Joonkyung Lee (Hanyang University)
    Majority dynamics on sparse random graphs
  • 05/11/2021 2:00 PM
    MB-503 + online via Zoom
    Maria-Romina Ivan (Cambridge)
    Induced Poset Saturation
  • 03/12/2021 2:00 PM
    online via Zoom
    Nina Otter (QMUL)
    (Persistent) magnitude of point-cloud data
  • 17/12/2021 2:00 PM
    MB-503 + online via Zoom
    Matthias Englert
    Breaking the Barrier of 2 for the Competitiveness of Longest Queue Drop
  • 15/10/2021 2:00 PM
    online via Zoom
    Bill Jackson (QMUL)
    Maximal matroids in weak order posets
  • 28/01/2022 2:00 PM
    online, via Zoom
    Tom Gur (Warwick)
    Worst-case to average-case reductions via additive combinatorics
  • 11/02/2022 2:00 PM
    online via Zoom
    Steve Noble (Birkbeck)
    The Tutte polynomial of an embedded graph
  • 25/02/2022 2:00 PM
    Online via Zoom. (This is the talk rescheduled owing to Storm Eunice)
    Cécile Mailler (Bath)
    Voronoi cells in random split trees
  • 11/03/2022 2:00 PM
    MB503 + streamed . Please note that we will be starting promptly at 2pm!
    Omer Bobrowski (QMUL)
    Homological connectivity in random Čech complexes
  • 04/03/2022 2:00 PM
    MB503 + streamed
    Belinda Wickes (QMUL)
    Separating path systems for complete graphs
  • 18/03/2022 2:00 PM
    MB503 + streamed
    Theo Thiery (QMUL)
    Improved approximation algorithm for the maximum weight independent set problem in (k+1)-claw free graphs.
  • 08/04/2022 1:30 PM
    MB503 + streamed
    Alexey Pokrovskiy (UCL)
    Rainbow matchings in coloured multigraphs
  • 27/05/2022 1:00 PM
    MB503
    Asier Calbet Ripodas (QMUL)
    Triangle saturated graphs with large minimum degree
  • 17/08/2022 2:00 PM
    MB 503 + streamed
    Nick Wormald (Monash)
    Playing games with the k-core
  • 27/01/2023 2:00 PM
    MB-503
    Marc Roth (Oxford)
    The complexity of counting small induced subgraphs
  • 14/10/2022 2:00 PM
    MB-503
    Barnabás Janzer (Cambridge)
    Large hypergraphs without tight cycles
  • 30/09/2022 2:00 PM
    MB-503
    Viresh Patel (QMUL)
    Hamilton cycles in regular oriented and directed graphs
  • 21/10/2022 2:00 PM
    GC-103
    Alp Müyesser (UCL)
    A random Hall-Paige conjecture (Please note the non-standard room!)
  • 28/10/2022 2:00 PM
    MB-503
    Franziska Eberle (LSE)
    Online Graph Exploration - Old and New Results
  • 04/11/2022 2:00 PM
    MB-503
    Jane Tan (Oxford)
    Induced subgraphs of induced subgraphs of large chromatic number
  • 02/12/2022 2:00 PM
    MB-503
    Alex McDonough (UC Davis)
    Rotor-Routing Induces the Only Consistent Sandpile Torsor Structure on Plane Graphs
  • 16/12/2022 2:00 PM
    MB-503
    Katherine Staden (Open University)
    Ringel's conjecture on tree-packing
  • 18/11/2022 2:00 PM
    MB-503
    Konrad Anand (QMUL)
    Lazy Depth-First Sampling of Spin Systems
  • 09/12/2022 2:00 PM
    MB-503
    Tony Guttmann (Melbourne)
    Self-avoiding walks crossing a domain and gerrymander sequences
  • 03/03/2023 2:00 PM
    MB-503
    Imre Leader (Cambridge)
    Large sumsets from small subsets
  • 17/02/2023 2:00 PM
    MB-503
    Eoin Long (Birmingham)
    A bipartite version of the Erdős–McKay conjecture
  • 31/03/2023 2:00 PM
    MB-503
    Andrea Freschi (Birmingham)
    The induced saturation problem for posets
  • 10/03/2023 2:00 PM
    MB-503
    Jessica Enright (Glasgow)
    Cops-and-robbers on multilayer graphs
  • 24/02/2023 2:00 PM
    MB-503
    David Hannon (QMUL)
    Optimal Impartial Selection
  • 24/03/2023 2:00 PM
    MB-503
    Candida Bowtell (Warwick)
    Large rainbow structures in complete graphs
  • 16/06/2023 2:00 PM
    MB-503
    Catarina Carvalho (Hertfordshire)
    Digraphs with caterpillar duality
  • 17/03/2023 2:00 PM
    MB-503
    Mark Walters (QMUL)
    Cops and Robbers and constructible graphs
  • 26/04/2023 10:30 AM
    MB-503
    Javier Cembrano (TU Berlin)
    Multidimensional political apportionment
  • 23/06/2023 2:00 PM
    MB-503
    Robert Johnson (QMUL)
    Asymmetry of 2-step Transit Probabilities in Regular Graphs
  • 29/09/2023 2:00 PM
    MB-503
    Ilya Shkredov (LIMS)
    The popularity gap
  • 06/10/2023 2:00 PM
    MB-503
    Namrata (Warwick)
    Kneser graphs are Hamiltonian.
  • 13/10/2023 2:00 PM
    MB-503
    Amedeo Sgueglia (UCL)
    Rainbow subgraphs in uniformly coloured perturbed graphs
  • 20/10/2023 2:00 PM
    MB-503
    Tom Johnston (Bristol)
    Shotgun assembly of random graphs
  • 23/02/2024 2:00 PM
    MB-503
    Alex Scott (Oxford)
    A few steps towards the Erdos-Hajnal Conjecture.
  • 03/11/2023 2:00 PM
    MB-503
    Matthew Jenssen (KCL)
    On the evolution of triangle-free graphs in the ordered regime
  • 17/11/2023 2:00 PM
    MB-503
    Nora Frankl (Open University)
    Helly numbers of exponential lattices
  • 24/11/2023 2:00 PM
    MB-503
    Nikolaos Fountoulakis (Birmingham)
    Non-monotone dynamics in random graphs
  • 15/12/2023 2:00 PM
    MB-503
    Adva Mond (Cambridge)
    Minimum degree edge-disjoint Hamilton cycles in random directed graphs
  • 10/11/2023 2:00 PM
    MB-503
    Chien-Chung Huang (ENS, Paris)
    Robust Sparsification for Matroid Intersection with Applications
  • 26/01/2024 2:00 PM
    MB-503
    Stefanie Gerke (RHUL)
    Lower bounds on the maximum bisection in a weighted graphs with bounded degree
  • 09/02/2024 2:00 PM
    MB-503
    Robert Brignall (Open University)
    Unbounded clique-width in hereditary graph classes
  • 16/02/2024 2:00 PM
    MB-503
    Leo Versteegen (Cambridge)
    Linear graph codes
  • 02/02/2024 2:00 PM
    MB-503
    Mark Jerrum (QMUL)
    The computational complexity of the Tutte polynomial: 34 years on
  • 01/03/2024 2:00 PM
    MB-503
    Angelica Pachon (Swansea)
    On random graph models with properties of real networks
  • 15/03/2024 2:00 PM
    MB-503
    Simona Boyadzhiyska (Birmingham)
    Covering real grids with multiplicity
  • 22/03/2024 2:00 PM
    MB-503
    Edith Elkind (Oxford)
    Fairness in Multiwinner Voting
  • 05/04/2024 2:00 PM
    MB-503
    Kyriakos Katsamaktsis (UCL)
    Ascending subgraph decomposition
  • 12/04/2024 2:00 PM
    MB-503
    Neil Olver (LSE)
    A strongly polynomial algorithm for linear programs with at most two non-zero entries per row or column
  • 03/05/2024 2:00 PM
    MB-503
    Asier Calbet Rípodas (QMUL)
    The asymptotic behaviour of sat(n,F}
  • 20/08/2024 11:00 AM
    MB-503. Please note the non-standard time.
    Kevin Schewior (SDU)
    Recent Advances in Stochastic Function Evaluation: Score Classification and Voting
  • 27/09/2024 2:00 PM
    MB-503
    Oleg Pikhurko (Warwick)
    Constructions of Turán systems that are tight up to a multiplicative constant
  • 04/10/2024 2:00 PM
    MB-503
    Simona Boyadzhiyska (Birmingham)
    Simultaneous colourings of graphs
  • 11/10/2024 2:00 PM
    MB-503
    Marcelo Campos (Cambridge)
    Towards an optimal hypergraph container lemma
  • 01/11/2024 2:00 PM
    MB-503
    Stelios Stylianou (Bristol)
    A two-player voting game in Euclidean space
  • 15/11/2024 2:00 PM
    MB-503
    Dillon Mayhew (Leeds)
    When are there countably many wqo down-sets in a poset?
  • 22/11/2024 2:00 PM
    MB-503
    Meike Neuwohner (LSE)
    A characterization of unimodular hypergraphs with disjoint hyperedges
  • 29/11/2024 2:00 PM
    MB-503
    Paulina Smolarova (Oxford)
  • 06/12/2024 2:00 PM
    MB-503
    Tony Nixon (Lancaster)
  • 13/12/2024 2:00 PM
    MB-503
    Bill Jackson (QMUL)
  • 25/10/2024 2:00 PM
    MB-503
    Gregory Sorkin (LSE)
    Perfect Matchings and Loose Hamilton Cycles in the Semirandom Hypergraph Model
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